Home / 2,756,157.68-4,134,788.37-1,543,458.88

Finding the Fourth Proportional to 2,756,157.68, 4,134,788.37 and 1,543,458.88

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Solution

The fourth proportional to 2,756,157.68, 4,134,788.37 and 1,543,458.88 is: 2,315,497.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756,157.68 : 4,134,788.37 = 1,543,458.88 : x
  2. Step 2: Convert to fraction form
    2,756,157.68/4,134,788.37 = 1,543,458.88/x
  3. Step 3: Cross multiply
    2,756,157.68x = 4,134,788.37 × 1,543,458.88
  4. Step 4: Simplify right side
    2,756,157.68x = 6,381,875,816,260.26
  5. Step 5: Solve for x
    x = 6,381,875,816,260.26/2,756,157.68
  6. Step 6: Final answer
    x = 2,315,497.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.